function add_bookmark() {
	title = document.title; 
	url = document.location;

	if( window.sidebar ) // Mozilla Firefox
	{
		window.sidebar.addPanel( title, url, true );
	}
	else if( window.external ) // Internet Explorer
	{
		window.external.AddFavorite( url, title );
	}
	else // Opera, et al.
	{
		this.title = document.title;
	}
}